Jining Shengdu Pneumatic Breaker Tools Co., Ltd. is a specialist manufacturer, which integrates the manufacturing of rockdrills,mining tools,mechanical cutting tools,stone tools and mechanical manufacturing. The fixed assets is 12 million and we yearly produce more than 10 thousand rockdrills with all kinds of types.Its predecessor is the Former Jiudu Rockdrills Plant,on its foundation and through re-organizations and structural reforms,our company was established as a specialist rockdrilling tools manufacturer. Qufu Shengdu have most professional and synthetical ability in ferrous and non-ferrous metal casting,heat treatment ,die-casting,machinery processing and integral assembly.